Home / 1,144,623.61-1,714,646.35-688,964.59

Finding the Fourth Proportional to 1,144,623.61, 1,714,646.35 and 688,964.59

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Solution

The fourth proportional to 1,144,623.61, 1,714,646.35 and 688,964.59 is: 1,032,069.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,623.61 : 1,714,646.35 = 688,964.59 : x
  2. Step 2: Convert to fraction form
    1,144,623.61/1,714,646.35 = 688,964.59/x
  3. Step 3: Cross multiply
    1,144,623.61x = 1,714,646.35 × 688,964.59
  4. Step 4: Simplify right side
    1,144,623.61x = 1,181,330,613,513.72
  5. Step 5: Solve for x
    x = 1,181,330,613,513.72/1,144,623.61
  6. Step 6: Final answer
    x = 1,032,069.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.